Activity monitor



FIG. 1 is a front, top and right side perspective view of a activity monitor, showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a cross sectional view thereof, taken along the line 8-8 in FIG. 2 with its internal mechanisms omitted; and,

FIG. 9 is a cross sectional view thereof, taken along the line 9-9 in FIG. 2 with its internal mechanisms omitted.

The broken line showing in FIGS. 8 and 9 of the interior surfaces of the activity monitor illustrate portions of the activity monitor which from no part of the claimed design. 

CLAIM The ornamental design for a activity monitor, as shown and described. 